Home / 133,933.92-184,759.08-79,454.40

Finding the Fourth Proportional to 133,933.92, 184,759.08 and 79,454.40

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Solution

The fourth proportional to 133,933.92, 184,759.08 and 79,454.40 is: 109,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,933.92 : 184,759.08 = 79,454.40 : x
  2. Step 2: Convert to fraction form
    133,933.92/184,759.08 = 79,454.40/x
  3. Step 3: Cross multiply
    133,933.92x = 184,759.08 × 79,454.40
  4. Step 4: Simplify right side
    133,933.92x = 14,679,921,845.95
  5. Step 5: Solve for x
    x = 14,679,921,845.95/133,933.92
  6. Step 6: Final answer
    x = 109,605.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.